Healthcare provider profile · identity verified

John S Caskey, MD

Internal Medicine · SANTA FE, NM · NPI 1417061391

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

Brand	Generic	Claims	Beneficiaries
Levothyroxine Sodium	Levothyroxine Sodium	416	115
Rosuvastatin Calcium	Rosuvastatin Calcium	407	130
Atorvastatin Calcium	Atorvastatin Calcium	219	70
Losartan Potassium	Losartan Potassium	212	66
Lisinopril	Lisinopril	197	55
Gabapentin	Gabapentin	180	59
Tamsulosin Hcl	Tamsulosin Hcl	175	54
Pravastatin Sodium	Pravastatin Sodium	161	46
Omeprazole	Omeprazole	151	52
Amlodipine Besylate	Amlodipine Besylate	148	51
Allopurinol	Allopurinol	145	43
Metoprolol Succinate	Metoprolol Succinate	136	41
Simvastatin	Simvastatin	113	33
Albuterol Sulfate Hfa	Albuterol Sulfate	110	47
Hydrochlorothiazide	Hydrochlorothiazide	110	37
Synthroid	Levothyroxine Sodium	107	30
Zolpidem Tartrate	Zolpidem Tartrate	106	41
Duloxetine Hcl	Duloxetine Hcl	99	28
Escitalopram Oxalate	Escitalopram Oxalate	99	36
Spironolactone	Spironolactone	97	29
Tramadol Hcl	Tramadol Hcl	92	29
Finasteride	Finasteride	90	28
Metformin Hcl	Metformin Hcl	89	28
Trazodone Hcl	Trazodone Hcl	85	27
Ezetimibe	Ezetimibe	84	26
Ipratropium Bromide	Ipratropium Bromide	82	25
Prednisone	Prednisone	82	35
Montelukast Sodium	Montelukast Sodium	81	33
Mirtazapine	Mirtazapine	76	24
Eliquis	Apixaban	70	23
Fluconazole	Fluconazole	68	35
Paxlovid	Nirmatrelvir/Ritonavir	67	66
Ozempic	Semaglutide	65	12
Estradiol	Estradiol	64	28
Celecoxib	Celecoxib	61	21
Azelastine Hcl	Azelastine Hcl	60	25
Meloxicam	Meloxicam	60	20
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	57	45
Bumetanide	Bumetanide	55	14
Alendronate Sodium	Alendronate Sodium	54	16
Carvedilol	Carvedilol	53	14
Pantoprazole Sodium	Pantoprazole Sodium	49	20
Potassium Chloride	Potassium Chloride	49	15
Alprazolam	Alprazolam	44	24
Bupropion Xl	Bupropion Hcl	44	12
Torsemide	Torsemide	44	13
Furosemide	Furosemide	43	17
Nebivolol Hcl	Nebivolol Hcl	43	suppressed
Xarelto	Rivaroxaban	43	13
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	42	36
Fluticasone Propionate	Fluticasone Propionate	42	13
Lorazepam	Lorazepam	42	17
Temazepam	Temazepam	41	suppressed
Valsartan	Valsartan	39	12
Farxiga	Dapagliflozin Propanediol	36	11
Clonazepam	Clonazepam	35	11
Ondansetron Odt	Ondansetron	35	22
Methenamine Hippurate	Methenamine Hippurate	34	11
Nortriptyline Hcl	Nortriptyline Hcl	34	19
Sertraline Hcl	Sertraline Hcl	34	suppressed
Azithromycin	Azithromycin	33	28
Famotidine	Famotidine	33	14
Jardiance	Empagliflozin	33	13
Metformin Hcl Er	Metformin Hcl	33	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	33	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	33	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	31	suppressed
Liothyronine Sodium	Liothyronine Sodium	31	suppressed
Amoxicillin	Amoxicillin	30	24
Fluoxetine Hcl	Fluoxetine Hcl	30	suppressed
Ramipril	Ramipril	29	suppressed
Rivastigmine	Rivastigmine	29	suppressed
Dexamethasone	Dexamethasone	28	19
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	28	suppressed
Clopidogrel	Clopidogrel Bisulfate	26	suppressed
Citalopram Hbr	Citalopram Hydrobromide	25	suppressed
Warfarin Sodium	Warfarin Sodium	25	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	23	19
Progesterone	Progesterone, Micronized	23	suppressed
Valacyclovir	Valacyclovir Hcl	23	13
Chlorthalidone	Chlorthalidone	22	suppressed
Colchicine	Colchicine	22	11
Memantine Hcl	Memantine Hcl	22	suppressed
Repatha Sureclick	Evolocumab	22	suppressed
Buprenorphine	Buprenorphine	21	suppressed
Eplerenone	Eplerenone	20	suppressed
Testosterone Cypionate	Testosterone Cypionate	20	suppressed
Buprenorphine Hcl	Buprenorphine Hcl	19	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	19	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	19	suppressed
Creon	Lipase/Protease/Amylase	18	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	18	suppressed
Myrbetriq	Mirabegron	18	suppressed
Propranolol Hcl	Propranolol Hcl	18	11
Acyclovir	Acyclovir	17	suppressed
Diazepam	Diazepam	17	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	17	suppressed
Nitroglycerin	Nitroglycerin	17	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	17	suppressed
Dutasteride	Dutasteride	16	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	16	suppressed
Nifedipine Er	Nifedipine	16	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	16	14
Carbidopa-Levodopa	Carbidopa/Levodopa	15	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	15	suppressed
Methylprednisolone	Methylprednisolone	15	12
Digoxin	Digoxin	14	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	14	suppressed
Levetiracetam	Levetiracetam	14	suppressed
Morphine Sulfate Er	Morphine Sulfate	14	suppressed
Arnuity Ellipta	Fluticasone Furoate	13	suppressed
Baclofen	Baclofen	13	suppressed
Bupropion Hcl Sr	Bupropion Hcl	13	suppressed
Humalog	Insulin Lispro	13	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	13	suppressed
Icosapent Ethyl	Icosapent Ethyl	13	suppressed
Trulicity	Dulaglutide	13	suppressed
Benazepril Hcl	Benazepril Hcl	12	suppressed
Bosentan	Bosentan	12	suppressed
Flecainide Acetate	Flecainide Acetate	12	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	12	suppressed
Irbesartan	Irbesartan	12	suppressed
Neomycin-Polymyxin-Hc	Neomycin/Polymyxin B/Hydrocort	12	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	12	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	11	suppressed
Ibuprofen	Ibuprofen	11	suppressed
Rizatriptan	Rizatriptan Benzoate	11	suppressed
Verapamil Er	Verapamil Hcl	11	suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
CMS Open Payments — General Payments	2025	2026-06-30	Original source
Medicare Part D Prescribers by Provider and Drug	2024	2026-05-06	Original source
NPPES Data Dissemination V2	current / reference data	2026-08-10	Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error